1. Department of Anatomy and Molecular Embryology; Ruhr-University; Bochum Germany
2. Institute for Biomechanics; Balgrist University Hospital; ETH and University of Zürich; Switzerland
3. Department of Cell Biology; Institute of Zoology; Technical University; Braunschweig Germany
4. Focal Area Structural Biology and Biophysics; Biozentrum; University of Basel; Switzerland
5. Department of Chemistry; Physical Chemistry; University of Basel; Switzerland